There has been no trading on Cryptopia since August 5th, and there is still this message saying "Market Closing 06/08/18 - Nullex is performing a 1:1 coin swap, please see our notice for more info: ow.ly/ZhBY30lflms"

I have received yesterday : "Dear Cryptopians Cryptopia is pleased to announce support for the Nullex (NLX) swap. All old NLX coin balances held on Cryptopia after 6 August 2018 will be swapped 1:1 for the new NLX coin. ..."